Finding the Fourth Proportional to 8,174.89, 12,264.60 and 2,911.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,174.89 : 12,264.60 = 2,911.10 : x
2. Step 2: Convert to fraction form
   8,174.89/12,264.60 = 2,911.10/x
3. Step 3: Cross multiply
   8,174.89x = 12,264.60 × 2,911.10
4. Step 4: Simplify right side
   8,174.89x = 35,703,477.06
5. Step 5: Solve for x
   x = 35,703,477.06/8,174.89
6. Step 6: Final answer
   x = 4,367.46